A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5905-01-634-0595
NSN 6130-01-564-0682
NSN 6240-00-104-4662
NSN 6650-00-445-6990
NSN 5998-00-419-0425
NSN 6150-00-848-0359
NSN 4140-00-833-6239
NSN 6650-01-399-8552
NSN 2925-01-101-4655
NSN 5910-00-220-6626
NSN 5990-00-829-8960
NSN 5985-00-140-2947